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My 2000 F150 4.6L has a misfire in cylinder 1. I had a diagnostic test ran on it and that's what came back. If you have an Autozone anywhere around you, take it there. Dealerships want to charge people for this test, but Autozone will do it for FREE. It only takes a few minutes, and they will give you the result.Received 7 Likes on 7 Posts. Dreaded P0307 - Cylinder 7 misfire problem. I have a 2013 F150 5.0 with 160,000 miles on it currently. So I started having a slight misfire about 3 or 4 months ago. It didnt throw a code, so I just changed out the plugs and everything went back to normal. Then about a month later I got an intermittent P0307 code.2009 - 2014 F150 - 2014 f150 5.0 misfire please help - Hey guys. Ive got a 2014 f150 with the 5.0. It has a slight misfire. I took it to a shop. He says 3 and 6 have a misfire code. He said it's intermediate so he was thinking a vacuum leak. I had the spark plugs changed last week. Didn't do the coils though. The main...Originally Posted by JCR 56. Move the #7 coil to another cylinder and if the miss follows just replace that coil, and if it doesn't, then you can look at something else being the problem. Good idea. General F150 Discussion - 2002 f150 5.4 misfire - Hey so I need to pick some brains I just did all plugs on my truck I had misfire cylinder 7 didn ...Cylinder number 1 in code P0301 would refer to the first cylinder in the firing order as well as the forward cylinder on the crankshaft. For example, on a Ford V8, the cylinders are numbered 1 to 4 on the passenger side bank and 5-8 on the driver side bank, beginning at the front of the engine.2004 - 2008 Ford F150 - 5.4L Random Misfire Under Load - Hey all, I know this topic has been discussed before but I need some help. I have a 2005 Ford F150 Ext Cab 5.4L 3v 4x4 with 149k on it. At approximately 45-50mph, in overdrive, if i lightly accelerate, the engine misfires and the truck...2003 Ford F-150 SuperCrew King Ranch 4x4 Previous trucks: 02 F-150 SuperCrew XLT, 11 F-150 EcoBoost Lariat, 07 Ranger, 01 SuperCrew, 98 SuperCab 4x4 Other Fords owned: 00 Taurus, 96 T-Bird, 95 Escort GT, 93 Mustang 5.0, 93 Festiva, 92 Sable, 86 Mustang, 82 Mustang F150 Forum. Top. stormcom New Member Posts: 11 …Possible causes of code P0304. There are several potential causes for code P0304 in a Ford: Ignition system issues: Faulty spark plugs, ignition coils, or ignition wires can lead to a misfire in cylinder 4. Fuel system problems: Issues with fuel injectors, fuel pressure, or a clogged fuel filter can cause an imbalance in the air-fuel mixture ...Decoding the P0302 Code: The P0302 code specifically indicates a misfire detected in cylinder 2. Modern vehicles employ advanced engine management systems that monitor individual cylinder performance. When the system detects combustion inconsistencies in cylinder 2, exceeding a predetermined threshold, it triggers the P0302 code.2014 5.0 Misfire. Hey there, longtime listener, first time caller. I have a 2014 F150 5.0 with about 120,000 miles on it. Starting around March of this year I got a check engine light (P0304) for a misfire in cylinder #4. So I went out and bought 8 brand new motorcraft coils and the problem went away until about July when the CEL came back for ...1997 - 2003 Ford F150 - Cylinder 1, 3, & 8 misfire (Please Help) - Okay, thanks to ebxgsxr I purchased a code reader on eBay to help me figure out why my truck still has a miss. It was easy to use but the codes I received from it are troubling me. I got: P0301 - Cylinder 1 Misfire Detected P0303 - Cylinder 3 Misfire...Sep 13, 2018 · It’s a generic code (same meaning for all vehicles) that indicates that your truck’s third cylinder is misfiring. P0303 is a real drivability concern and should be dealt with right away. If it’s bad enough to cause your F150’s check engine light to flash, avoid driving your truck altogether until you find the misfire and repair your engine.2009 - 2014 Ford F150 - 2014 5.0 misfire - Hello, i have a 2014 f150 5.0 that developed a misfire code for cylinder 8 about 3 months ago. At the time I swapped coils to see if the code changed. It stayed the same and I progressed to change the spark plugs next and the misfire code came back. I took it to 2 shops and...Working on a 2013 5.0 F150 with a friend from work. It has a P0305 cly 5 misfire, which did not move when we swapped coils. Compression test shows all cylinders within 5%.Disconnecting the plug on the coil makes no change in the idle - it's missing continuously. The only code is the P0305.2011+ Engine Related Questions - 2012 F150 5.0 Misfire - I recently bought a 2012 F150 5.0 that I knew had a cylinder 8 misfire. As part of my diagnosing, I did a compression test and found #8 at 60, and the rest around 150. A leakdown test shows the leak is from the intake valves. The truck hardly has enough power to...Dec 9, 2020 · 2004 - 2008 Ford F150 - 2007 F-150 5.4 misfire - Need help! I have replaced plugs, coils and even the coil plug wire connector on my 5.4 engine. Still getting a misfire and running rough. Code reader says misfire on cylinder 8. What else can I check to fix it? Update: Thanks for all the tips guys. I ended up having a...1997 - 2003 Ford F150 - 2003 5.4L coolant leak and engine misfire - Really need some help with this one.... 2003 F150 4WD, 5.4, with 104k miles About 4 days ago, I felt like the truck was running a little rough at idle. Over the next two days, it got worse. Looked under the hood and found a lot of rusty looking...

I have a 2013 F150 XL v8 5.0 and am getting a misfire code on cylinder #8 (random, not consistent). I have read several posts about similar issues and am trying to narrow down the possibilities. I have checked all the spark plugs, which are in good shape, and replaced #8 with no change. I just did a compression test and cylinders 1 through 6 ...P0308 is a fairly common trouble code with the Ford F350. It’s and OBD2 code and means that a misfire has been detected in the 8th cylinder in the firing order. You should only be seeing this code if you have an engine with at least 8 cylinders. So, it’s mostly a code for V8+ engines. P0308 is typically caused by bad spark plugs, plug wires ...2004 - 2008 Ford F150 - Misfire on cylinder3,4,7,8 2008, 5.4 Triton - 08 Ford F150 5.4 liter Triton. Truck was running fine running down the road, all the sudden started missing real bad. Now tester shows misfiring on 3,4,7,8. also shows IMRC stuck closed. Could this be an electrical problem?If you're in one of these situations, luckily Ford vehicles with OBD-II have a special cylinder-specific misfire count available inside part of the OBD-II specification called mode $06. Modes are just different sections of the OBD-II specification (SAE J1979) that deal with different functions.Check engine light blinks for a bit, then turns solid. Starts and idles fine, normal acceleration is fine, the only time it runs poorly is under heavy acceleration. Had codes pulled and it had a history of 3 P0302 codes (Cylinder 2 misfire). At first I was sure it was a tranny issue, sounded/felt like it was slipping. But seems to be the misfire.

1997 - 2003 Ford F150 - P0304 Misfire (Don't know what more to do) - I have a question in regards to a 1997 Ford F-150 (f150) V8 4.6L with misfire code P0304. ... (P0304; misfire cylinder 4). So, I picked up an injector; but before installing, I swapped the old 3 and 4 injectors with the old 1 and 2- and vice versa. Drove for 20 miles and the ...first thing, this 3.5 eco Boost is in my wife's 2016 Ford Expedition, I can't imagine they are that different between the truck and suv version. P0300- random misfire detected. P0303-cylinder 3 misfire detected. P0305- cylinder 5 misfire detected. this happened while trying to pass someone.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. 1997 - 2003 Ford F150 - 1998 4.6 misfire - Before I start, just did a. Possible cause: I have a similar set of circumstances as WMD. 97 4x4 with 4.6 engine, 125000 mil.